#include <stdio.h>

#define ADJUST 7.31

int main(void)
{
    const double SCALE = 0.333;
    double shoe, foot;

    printf("Shoe size (men's)    foot length\n");
    
    shoe = 3.0;
    while (shoe < 18.5)
    {
        foot = shoe * SCALE + ADJUST;
        printf("%10.1f %15.2f inches\n", shoe, foot);

        shoe += 1.0;
    }

    printf("If the shoe fits, wear it.");

    return 0;
}